O Level Math Challenge: IGCSE

O Level Math Challenge is a focused practice app for Cambridge O Level / IGCSE Mathematics students — built to make daily revision quick, honest, and a little competitive. WHY STUDENTS USE IT Practice with quick, timed 10-question quizzes across 24 topics covering the full syllabus — Number, Algebra, Geometry, Mensuration, Trigonometry, Statistics, Probability, and more. Every quiz is graded instantly (A* to E) with a full question-by-question breakdown and explanation, so you know exactly what to revise next — not just what you got wrong. FULL SYLLABUS COVERAGE 24 topics, hundreds of original practice questions, mixed easy/medium/hard difficulty: Number Concepts • Algebra Basics • Lines, Angles & Shapes • Collecting & Displaying Data • Fractions & Standard Form • Equations & Formulae • Perimeter, Area & Volume • Introduction to Probability • Sequences & Sets • Straight Lines & Quadratics • Pythagoras & Similar Shapes • Averages & Spread • Understanding Measurement • Solving Inequalities • Trigonometry & Bearings • Scatter Diagrams & Correlation • Managing Money • Curved Graphs • Symmetry & Loci • Histograms & Frequency Diagrams • Ratio, Rate & Proportion • Functions & Further Equations • Transformations & Vectors • Probability Trees & Venn Diagrams STUDY YOUR WAY • No account needed — enter as a guest and start practicing immediately • Create a free account (email or Google sign-in) to save your progress across devices • Track your best grade on every topic and revisit your quiz history any time COMPETE WITH FRIENDS • Climb the global leaderboard as you rack up XP from quizzes • Create a private Friend Group with a simple invite code and compare scores with your classmates BUILT FOR REVISION SESSIONS Every quiz is short enough for a coffee break and focused enough to actually move the needle before your next test. No ads interrupting your practice, no clutter — just quick, honest feedback on where you stand. Whether you've got 10 minutes before class or a full evening of revision ahead, O Level Math Challenge helps you find the gaps in your understanding and close them, one quiz at a time.

v1.1.0 (versionCode 2) 14 new topics (Surds, Circle Theorems, Vectors, Sine & Cosine Rules and more) Over 1,200 questions; the original topics grew from 18 to 40 each Email or Google sign-in, password reset, and in-app account deletion